European eel · Anguilla anguilla

European eel in the Cowsic River

Largest measured european eel: 46.5 cm

The largest european eel measured in Environment Agency surveys of the Cowsic River was 46.5 cm, recorded at Beardown (Sp) on 30 July 2014.

Across 5 measured european eel, the median measured length was 35 cm.

RiverFish uses Environment Agency survey measurements rather than rod-and-line angling records. These figures show fish measured during EA surveys of the Cowsic River.

See european eel records across England →

Most recent observation22 July 2024Beardown (Sp) · 1 fish

Largest measured european eel: 46.5 cm
Median length: 35 cm
Fish measured: 5
Survey locations: 1

Individual EA measurements

Largest measured european eel

The largest individual measurements in this river and species dataset. Equal measurements are retained as separate surveyed fish.

Length	Survey date	Survey location	Survey ID
46.5 cm	30 Jul 2014	Beardown (Sp)	142057
46 cm	22 Jul 2024	Beardown (Sp)	165764
35 cm	1 Jul 2011	Beardown (Sp)	126775
35 cm	17 Sept 2007	Beardown (Sp)	106774
29 cm	16 Jul 2021	Beardown (Sp)	160103

Lengths are direct survey measurements. RiverFish does not estimate fish weights from length.

Explore the river

Where european eel were found

Each point marks a survey location with at least one european eel record.

Choose a point on the map to see what was recorded there.

Map points are approximate and don’t show fishing access. Check local permissions before visiting.

Place surveyed	First recorded	Last recorded	Visits finding european eel
Beardown (Sp)	3 Jun 1996	22 Jul 2024	8

Choose a point or table row to see the location. More survey visits can mean more records, but not necessarily more fish.

1996–2024

Survey records by year

Each bar shows how many survey visits recorded european eel that year.

196

097

098

199

000

001

102

003

004

005

006

107

008

009

010

111

012

013

114

015

016

017

018

019

020

121

022

023

124

Fish measured by surveyors

Measured length distribution

See how the 5 measured fish were spread across different length ranges.

Smallest: 29 cm
Lower quarter: 35 cm
Median: 35 cm
Upper quarter: 46 cm
Largest: 46.5 cm

200–299 mm

300–399 mm

400–499 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Cowsic River

Compare other species with enough survey and measurement data for a detailed page.

Brown / sea trout

Before you fish

Good to know

These are past survey records, so the fish present today may be different. Map points are approximate—check local access, permissions and fishing rules before visiting.

Learn how RiverFish uses the data →